Composite Decking Joists

Composite decking materials are weaker than natural wood so they cannot support their own weight and may begin to sag if not properly supported.

The reason why most composites warp because of thermal expansion, when plastic fibres of the composite get hot it will expand it will return to its normal size unless there is a problem with decking spacing

No, you cannot pressure wash composite materials, pressure washing to close to the decking will ruin it.

No, composite decking will not attract rats, rats only used decking as a hideout while trying to scavenge food.

Yes, you can stain composite decking but only certain types of composite decking.

To clean composite decking you can use half a cup of white vinegar or apple cider vinegar to Ā¼ a cup of baking soda with 1 gallon of water.

Yes, any strong chemicals will eat away at the composite decking and leave permanent discolouration and damage

You can fill in the scratches with an epoxy-based filler with a putty knife, try the heat method or just replace the board.

Composite is just the way the decking is made using recycled wood fibres, plastic and small amounts of bonding agents

Yes, it is safe to use for cleaning purposes it can clean dirt, grease and sap from wood and composite materials. Be careful if using it with a pressure washer make sure it is on the lowest setting so you donā??t harm the composite decking.